<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        p {
            width: 200px;
        }
        p::first-line {
            
            color: blue;
        }
    </style>
</head>

<body>
    <div>
        <p>
            This is a somewhat long HTML
            paragraph that will be broken into several
            lines.
        </p>
    </div>

</body>

</html>